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Showing United only (incl. its regional partners)All airlines ×
1,468 nonstop flights · Aug 2025 – Jul 2026 · US DOT on-time records, all US airlines

Leave before 9 am: 94% depart on time. After 4 pm it’s 3 in 4.

Best time to leave 6–7 am 96% arrive on time from MIA
Best single flight UA 470 MIA 12:29 → IAH 14:23 · 87% on time Avoid UA 1216 MIA 16:53 → IAH 18:56 · 74% on time

Time of day × airport

Share of this route’s flights leaving within 15 minutes, by airport and scheduled departure hour, over Aug 2025 – Jul 2026. Blank: no flights then (or fewer than 40 in the year).

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MIA
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% of this route’s flights leaving within 15 min (small number: flights in the Jun 6 – Jul 31, 2026 schedule): 85+75–8465–7455–64under 55

Pick an hour to see this route’s flights leaving then.

Flights, best and worst

Flights in the Jun 6 – Jul 31, 2026 schedule that ran 150+ times in the year. Times are local. Pick a flight for its history.

UA 470 MIA 12:29 IAH 14:23 87%
UA 1216 MIA 16:53 IAH 18:56 74%

All 5 United flights in the current schedule

Every flight that flew in the Jun 6 – Jul 31, 2026 schedule, with its record over Aug 2025 – Jul 2026. Times are local. Click a column to sort.

UA 2074 MIA 06:30 IAH 08:24 2h 54m 86 95% 0.0% 30 min
UA 2606 MIA 06:30 IAH 08:24 2h 54m 16 100% 0.0% –
UA 2417 MIA 08:48 IAH 10:42 2h 54m 61 85% 1.6% 57 min
UA 470 MIA 12:29 IAH 14:23 2h 54m 170 87% 0.6% 135 min
UA 1216 MIA 16:53 IAH 18:56 3h 03m 274 74% 0.4% 90 min

Nonstops by airline and airport

Arriving within 15 minutes, Aug 2025 – Jul 2026. Pick a row to see that airline’s flights on that airport pair.

United MIA IAH 3h 00m 87% 0.4% 1,468 Flying now
Flying on a particular day? Pick a date above and the same ranking uses our forecast odds for each flight that day: Tomorrow.

About this data: US DOT on-time records, Aug 2025 – Jul 2026, all US airlines; regional flights count under the airline that sells them. Schedules (which flights and connections exist, and their times) are as of Jun 6 – Jul 31, 2026; seasonal flights outside that window aren’t ranked. Rebuilt monthly. JSON